Only replace the exact same message

If we have a error message followed by an info message with the same text, they
should both be shown, not replaced automatically.

qutebrowser/mainwindow/messageview.py

@@ -120,7 +120,7 @@ class MessageView(QWidget):
         self._clear_timer.timeout.connect(self.clear_messages)
         config.instance.changed.connect(self._set_clear_timer_interval)
 
-        self._last_text = None
+        self._last_info = None
 
     @config.change_filter('messages.timeout')
     def _set_clear_timer_interval(self):
@@ -142,14 +142,14 @@ class MessageView(QWidget):
         for widget in self._messages:
             self._remove_message(widget)
         self._messages = []
-        self._last_text = None
+        self._last_info = None
         self.hide()
         self._clear_timer.stop()
 
     @pyqtSlot(message.MessageInfo)
     def show_message(self, info: message.MessageInfo) -> None:
         """Show the given message with the given MessageLevel."""
-        if info.text == self._last_text:
+        if info == self._last_info:
             return
 
         if info.replace is not None:
@@ -164,7 +164,7 @@ class MessageView(QWidget):
         self._vbox.addWidget(widget)
         widget.show()
         self._messages.append(widget)
-        self._last_text = info.text
+        self._last_info = info
         self.show()
         self.update_geometry.emit()
         if config.val.messages.timeout != 0:

tests/unit/mainwindow/test_messageview.py

@@ -122,11 +122,43 @@ def test_rich_text(view, qtbot, rich, higher, expected_format, replace):
         assert height2 == height1
 
 
-def test_show_message_twice(view):
-    """Show the same message twice -> only one should be shown."""
-    view.show_message(message.MessageInfo(usertypes.MessageLevel.info, 'test'))
-    view.show_message(message.MessageInfo(usertypes.MessageLevel.info, 'test'))
-    assert len(view._messages) == 1
+@pytest.mark.parametrize("info1, info2, count", [
+    # same
+    (
+        message.MessageInfo(usertypes.MessageLevel.info, 'test'),
+        message.MessageInfo(usertypes.MessageLevel.info, 'test'),
+        1,
+    ),
+    # different text
+    (
+        message.MessageInfo(usertypes.MessageLevel.info, 'test'),
+        message.MessageInfo(usertypes.MessageLevel.info, 'test2'),
+        2,
+    ),
+    # different level
+    (
+        message.MessageInfo(usertypes.MessageLevel.info, 'test'),
+        message.MessageInfo(usertypes.MessageLevel.error, 'test'),
+        2,
+    ),
+    # different rich text
+    (
+        message.MessageInfo(usertypes.MessageLevel.info, 'test', rich=True),
+        message.MessageInfo(usertypes.MessageLevel.info, 'test', rich=False),
+        2,
+    ),
+    # different replaces
+    (
+        message.MessageInfo(usertypes.MessageLevel.info, 'test'),
+        message.MessageInfo(usertypes.MessageLevel.info, 'test', replace='test'),
+        2,
+    ),
+])
+def test_show_message_twice(view, info1, info2, count):
+    """Show the exact same message twice -> only one should be shown."""
+    view.show_message(info1)
+    view.show_message(info2)
+    assert len(view._messages) == count
 
 
 def test_show_message_twice_after_first_disappears(qtbot, view):